Code: [2003] can not connect database.please check the config file.
Message: SQLSTATE[HY000] [2003] Can't connect to MySQL server on 'mysql.sql144.cdncenter.net' (4)
File: /data/home/hyu8100770001/htdocs/vendor/phoenix/framework/src/Phoenix/PXPDO/AbstractDAO.php (Line:869)
Trace: #0 /data/home/hyu8100770001/htdocs/vendor/phoenix/framework/src/Phoenix/PXPDO/AbstractDAO.php(869): PDO->__construct('mysql:host=mysq...', 'sq_jiaochen19', 'fjjCH01Q', Array)
#1 /data/home/hyu8100770001/htdocs/vendor/phoenix/framework/src/Phoenix/PXPDO/AbstractDAO.php(494): Phoenix\PXPDO\AbstractDAO->_lazyConn()
#2 /data/home/hyu8100770001/htdocs/vendor/phoenix/framework/src/Phoenix/PXPDO/AbstractDAO.php(466): Phoenix\PXPDO\AbstractDAO->prepare('SELECT c.*, cs....', Array, 'READ_ONE')
#3 /data/home/hyu8100770001/htdocs/vendor/phoenix/framework/src/Phoenix/PXPDO/AbstractDAO.php(729): Phoenix\PXPDO\AbstractDAO->prepareBindLevel2Cache('SELECT c.*, cs....', Array, 'READ_ONE')
#4 /data/home/hyu8100770001/htdocs/vendor/phoenix/framework/src/Phoenix/PXPDO/Mysql.php(101): Phoenix\PXPDO\AbstractDAO->sqlDataReadOne('SELECT c.*, cs....', Array)
#5 /data/home/hyu8100770001/htdocs/vendor/phoenix/framework/src/Phoenix/PXPDO/AbstractDecorator.php(205): Phoenix\PXPDO\Mysql->find()
#6 /data/home/hyu8100770001/htdocs/app/Repository/Impl/CategoryImpl.php(23): Phoenix\PXPDO\AbstractDecorator->find()
#7 /data/home/hyu8100770001/htdocs/app/Service/Impl/ArchivesImpl.php(46): App\Repository\Impl\CategoryImpl->find('service1', 0)
#8 /data/home/hyu8100770001/htdocs/app/ZhCN/Index.php(50): App\Service\Impl\ArchivesImpl->getCategoryRs('service1', true)
#9 /data/home/hyu8100770001/htdocs/vendor/phoenix/framework/src/Phoenix/Routing/ProxyHandler.php(426): App\ZhCN\Index->category(true)
#10 /data/home/hyu8100770001/htdocs/vendor/phoenix/framework/src/Phoenix/Routing/ProxyFactory.php(773): Phoenix\Routing\ProxyHandler->invoke('category', Array)
#11 /data/home/hyu8100770001/htdocs/vendor/phoenix/framework/src/Phoenix/Routing/Controller.php(1112): Phoenix\Routing\ProxyFactory->invoke('App\\ZhCN\\Index', 'category', Array)
#12 /data/home/hyu8100770001/htdocs/vendor/phoenix/framework/src/Phoenix/Routing/Controller.php(273): Phoenix\Routing\Controller->_controllerLoader()
#13 /data/home/hyu8100770001/htdocs/vendor/phoenix/framework/src/Phoenix/Routing/Controller.php(94): Phoenix\Routing\Controller->_runController()
#14 /data/home/hyu8100770001/htdocs/vendor/phoenix/framework/src/Phoenix/Routing/Controller.php(1313): Phoenix\Routing\Controller->run(Array, false)
#15 /data/home/hyu8100770001/htdocs/vendor/phoenix/framework/src/Phoenix/Foundation/Application.php(136): Phoenix\Routing\Controller::start(Array, false)
#16 /data/home/hyu8100770001/htdocs/vendor/phoenix/framework/src/Phoenix/Foundation/Application.php(36): Phoenix\Foundation\Application::dispatcher('/service1/')
#17 /data/home/hyu8100770001/htdocs/app.php(5): Phoenix\Foundation\Application::bootstrap()
#18 {main}